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I. Basic Information for CVE-2023-42117
Vulnerability Information

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Vulnerability Title
Exim Improper Neutralization of Special Elements Remote Code Execution Vulnerability
Source: NVD (National Vulnerability Database)
Vulnerability Description
Exim Improper Neutralization of Special Elements Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Exim. Authentication is not required to exploit this vulnerability. The specific flaw exists within the smtp service, which listens on TCP port 25 by default. The issue results from the lack of proper validation of user-supplied data, which can result in a memory corruption condition. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-17554.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
对特殊元素的转义处理不恰当
Source: NVD (National Vulnerability Database)
Vulnerability Title
Exim 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Exim是一个运行于Unix系统中的开源消息传送代理(MTA),它主要负责邮件的路由、转发和投递。 Exim 存在安全漏洞,该漏洞源于Exim 错误地处理了用户提供的验证数据,导致内存损坏。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
VendorProductAffected VersionsCPESubscribe
EximExim 4.96-RC1-11-315206fbf -
II. Public POCs for CVE-2023-42117
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III. Intelligence Information for CVE-2023-42117
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